arm64: dts: qcom: sm8450-hdk: correct FSA4480 port

FSA4480 has only one port according to bindings:

  sm8450-hdk.dtb: typec-mux@42: 'port' is a required property
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230618114442.140185-2-krzysztof.kozlowski@linaro.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm64/boot/dts/qcom/sm8450-hdk.dts

@@ -518,16 +518,9 @@ typec-mux@42 {
 		mode-switch;
 		orientation-switch;
 
-		ports {
-			#address-cells = <1>;
-			#size-cells = <0>;
-
-			port@0 {
-				reg = <0>;
-
-				fsa4480_sbu_mux: endpoint {
-					remote-endpoint = <&pmic_glink_sbu>;
-				};
+		port {
+			fsa4480_sbu_mux: endpoint {
+				remote-endpoint = <&pmic_glink_sbu>;
 			};
 		};
 	};